Why did einstein write a letter to president roosevelt

He wrote the letter because the letter warned him that a single nuclear bomb would make a mass destruction. ... It was the fact that the Nazis had the ability to develop the atomic bomb. It could destroy the whole world. So he warned Franklin D Roosevelt in his letter

richard allen was a minister for a african methodist episcopal church. he was also a educator and a writer one of america most active and influential black leaders. in 1794, he founded a african methodist episcopal church in philadelphia, pennsylvania. the church that he founded was the first independent african american denomination in the united states. he was a influential leader that makes many people feel comfortable under his preachings. they trusted him and supported him even though it could get them in trouble because slavery was happening. he risked his life to bring slaves and others closer to god and writing books. as a boy he and his family were slaves but some how he managed to teach himself how to read, write and preach. he has written four books about his life, slavery and hymns/preaching.

julius caesar turned the roman republic into the roman empire by coming in and taking the "dictator" role during the time of a civil war (elites vs lower classes) winning battles and reputation, then declaring him dictator for life

hope this : )